Home / 14,570.65-21,850.51-4,707.28

Finding the Fourth Proportional to 14,570.65, 21,850.51 and 4,707.28

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Solution

The fourth proportional to 14,570.65, 21,850.51 and 4,707.28 is: 7,059.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,570.65 : 21,850.51 = 4,707.28 : x
  2. Step 2: Convert to fraction form
    14,570.65/21,850.51 = 4,707.28/x
  3. Step 3: Cross multiply
    14,570.65x = 21,850.51 × 4,707.28
  4. Step 4: Simplify right side
    14,570.65x = 102,856,493.08
  5. Step 5: Solve for x
    x = 102,856,493.08/14,570.65
  6. Step 6: Final answer
    x = 7,059.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.